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// Copyright (c) 2012 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "gpu/config/gpu_util.h"
#include <vector>
#include "base/command_line.h"
#include "base/logging.h"
#include "base/strings/string_number_conversions.h"
#include "base/strings/string_split.h"
#include "gpu/command_buffer/service/gpu_switches.h"
#include "gpu/config/gpu_control_list_jsons.h"
#include "gpu/config/gpu_driver_bug_list.h"
#include "gpu/config/gpu_info_collector.h"
#include "ui/gl/gl_switches.h"
namespace gpu {
namespace {
// Combine the integers into a string, seperated by ','.
std::string IntSetToString(const std::set<int>& list) {
std::string rt;
for (std::set<int>::const_iterator it = list.begin();
it != list.end(); ++it) {
if (!rt.empty())
rt += ",";
rt += base::IntToString(*it);
}
return rt;
}
void StringToIntSet(const std::string& str, std::set<int>* list) {
DCHECK(list);
std::vector<std::string> pieces;
base::SplitString(str, ',', &pieces);
for (size_t i = 0; i < pieces.size(); ++i) {
int number = 0;
bool succeed = base::StringToInt(pieces[i], &number);
DCHECK(succeed);
list->insert(number);
}
}
} // namespace anonymous
void MergeFeatureSets(std::set<int>* dst, const std::set<int>& src) {
DCHECK(dst);
if (src.empty())
return;
dst->insert(src.begin(), src.end());
}
void ApplyGpuDriverBugWorkarounds(CommandLine* command_line) {
GPUInfo gpu_info;
CollectBasicGraphicsInfo(&gpu_info);
ApplyGpuDriverBugWorkarounds(gpu_info, command_line);
}
void ApplyGpuDriverBugWorkarounds(
const GPUInfo& gpu_info, CommandLine* command_line) {
scoped_ptr<GpuDriverBugList> list(GpuDriverBugList::Create());
list->LoadList(kGpuDriverBugListJson,
GpuControlList::kCurrentOsOnly);
std::set<int> workarounds = list->MakeDecision(
GpuControlList::kOsAny, std::string(), gpu_info);
if (!workarounds.empty()) {
command_line->AppendSwitchASCII(switches::kGpuDriverBugWorkarounds,
IntSetToString(workarounds));
}
}
void StringToFeatureSet(
const std::string& str, std::set<int>* feature_set) {
StringToIntSet(str, feature_set);
}
} // namespace gpu
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